Delta Electronics LCP-1250A4FSR - Manual (Page 3)

DELTA ELECTRONICS, INC.
3 Nov., 2006
Rev. 0C
www.deltaww.com
Optical Characteristics (LCP-1250A4FSR)
(V
CC
=3.135V to 3.465V, Data Rate=1.25Gb/sec, PRBS=2 7 -1 NRZ, 50/125 μm MMF)
Parameter Symbol Min. Typ. Max. Unit Note
Transmitter
Output Optical Power (Avg.) P O -9 -3 dBm
Optical Extinction Ratio ER 9 dB
Center Wavelength λ
C
830 850 860 nm
Spectral Width (RMS) σ 0.85 nm
Optical Rise/Fall Time t
r
/t
f
260 psec 1
Total Jitter (pk-pk) TJ
TX
220 psec
Relative Intensity Noise RIN -117 dB/Hz
Output Eye
Complies with the IEEE 802.3z/D2 specification, and is class 1 laser
eye safety
Receiver
Sensitivity (Avg.) P IN -17 dBm 2
Input Optical Wavelength λ 850 nm
LOS- De-Asserted (Avg.) P D -17 dBm
LOS- asserted (Avg.) P A -30 dBm
LOS-Hysteresis P D -P A 0.5 dB
Overload P
O
-3 dBm
Notes:
1. These are 20%~80% values
2. The sensitivity is provided at a BER of 1×10 -10 or better with an input signal consisting of 1250Mb/s,
2 7 -1 PRBS.
Mask of the eye diagram for the optical transmit signal